Published on in Vol 9, No 2 (2021): February
Preprints (earlier versions) of this paper are
available at
https://www.medrxiv.org/content/10.1101/2020.10.22.20218057v1, first published
.
1 Epidemiology, Biostatistics & Prevention Institute, University of Zurich, Zürich, Switzerland
2 Institute for Implementation Science in Health Care, University of Zurich, Zürich, Switzerland